Retired teachers Pat, Liz and Thelma are happiest whiling away their hours over coffee, cake and chat at the Thirsk Garden Centre café. But when their good friend tells them about an unsettling experience she had in a sinister-feeling charity shop, they simply can’t resist investigating… Because the entire shop has vanished into thin air. Before long, our trio of unlikely sleuths find themselves embroiled in a race against the clock to get to the bottom of this mystery – but who has a secret to hide and how far will they go to keep it concealed? Only time will tell…